Strongly Correlated2026-03-021 minarXiv:2603.02431expressMagnetic Fingerprint: How to See Quantum JitterA fridge magnet sticks because the tiny atomic arrows inside it are aligned in one direction. But quantum mechanics makes these arrows jitter, so the overall magnetization falls short of the ideal.Fanjun XuAlain AspectAlan GuthAlbert Einsteinquantum measurementquantum sensingneutron star👍👎☆SimplePopularAdvanced